&. The greph at the )2 e) None of these () 4 cos x +5sina+1 (d) 4 cosx +5 sinx (

Question

&. The greph at the )2 e) None of these () 4 cos x +5sina+1 (d) 4 cosx +5 sinx (b)-4 cosx+5 sin x+1(e) 4 cos x-5 sinx+1 (e) None of these + 58, + 91, which statement is true? b) The velociky is a constant (d) The initial position is- a particular object is s “ (a) The initial velocity is -35 (e) The velooity at eme rTis 23 (e) None of these dy 9. Find for y-csc -cot 0. (a) o (e) sec @tan e-sec2 (e) None of these la Find an equation of the tangent line to the graph of f(-tan 0 at the point a. 1 (a) 4x-dy--4 (d) y=x (b) 4-12x-4y = -4 (e) None of these (c) 4x-2y--2 11. Let r3) =0,r3) = 6, g(3) = 1and g(3)-3. Find h13) if h()-g(a) (a) 18 (d)-2 (b) 6 (e) None of these (c)-6 12. Find the derivative:x 3- x3 3(3-3 (3- x/3 3 - x3)2/3 d(3-xHA (e) None of these

Explanation / Answer

10.f(theta)=y=tan theta

dy/dtheta=sec2theta

at x=/2

dy/dtheta=sec2(/4)=2

using point slope form which is

y-y1=m(x-x1)

y-1=2(x-/4)

y-1=2x-/2

2y-2=4x-

4x-2y=-2

option c

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